While on the topic of my activity using the WHO database, I will relate this to the recent measles outbreak in the U.S. Based on this article, “herd immunity” kicks in at about 92-94%. Shockingly, some counties of California have immunization rates is as low as 18-23%. Evidently, some people in these counties feel they can “afford” to refuse vaccination because of their access to first rate medical care in the event that their children are stricken. This is not the ca...


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